IST
India Standard Time
GMT +5:30
United Arab Emirates
+04
Philippines
PST
California, USA
PDT
CST
China Standard Time
GMT +8
Bahrain
+03

Time Difference

India Standard Time is 1 hour and 30 minutes ahead of and 2 hours and 30 minutes behind PST () and 12 hours and 30 minutes ahead of PDT (Pacific Daylight Time) and 2 hours and 30 minutes behind China Standard Time and 2 hours and 30 minutes ahead of
10:00 am10:00 in IST is 8:30 am08:30 in Dubai, United Arab Emirates and is 12:30 pm12:30 in Manila, Philippines and is 9:30 pm21:30 in San Francisco, CA, USA and is 12:30 pm12:30 in CST and is 7:30 am07:30 in Manama, Bahrain

IST to Dubai call time
Best time for a conference call or a meeting is between 9:30am-6pm in IST which corresponds to 8am-4:30pm in Dubai
IST to Manila call time
Best time for a conference call or a meeting is between 8am-3:30pm in IST which corresponds to 10:30am-6pm in Manila
IST to San Francisco call time
Best time for a conference call or a meeting is between 7pm-9pm in IST which corresponds to 6:30am-8:30am in San Francisco
IST to CST call time
Best time for a conference call or a meeting is between 8am-3:30pm in IST which corresponds to 10:30am-6pm in CST
IST to Manama call time
Best time for a conference call or a meeting is between 10:30am-6pm in IST which corresponds to 8am-3:30pm in Manama

10:00 am10:00 India Standard Time (IST). Offset UTC +5:30 hours
8:30 am08:30 (Dubai, United Arab Emirates). Offset UTC +4:00 hours
12:30 pm12:30 PST () (Manila, Philippines). Offset UTC +8:00 hours
9:30 pm21:30 PDT (Pacific Daylight Time) (San Francisco, CA, USA). Offset UTC -7:00 hours
12:30 pm12:30 China Standard Time (CST). Offset UTC +8:00 hours
7:30 am07:30 (Manama, Bahrain). Offset UTC +3:00 hours

10:00 am10:00 IST / 8:30 am08:30 Dubai, United Arab Emirates / 12:30 pm12:30 Manila, Philippines / 9:30 pm21:30 San Francisco, CA, USA / 12:30 pm12:30 CST / 7:30 am07:30 Manama, Bahrain

IST Dubai, United Arab Emirates Manila, Philippines San Francisco, CA, USA CST Manama, Bahrain
12am (midnight) 10:30 pm 2:30 am 11:30 am 2:30 am 9:30 pm
1am 11:30 pm 3:30 am 12:30 pm 3:30 am 10:30 pm
2am 12:30 am 4:30 am 1:30 pm 4:30 am 11:30 pm
3am 1:30 am 5:30 am 2:30 pm 5:30 am 12:30 am
4am 2:30 am 6:30 am 3:30 pm 6:30 am 1:30 am
5am 3:30 am 7:30 am 4:30 pm 7:30 am 2:30 am
6am 4:30 am 8:30 am 5:30 pm 8:30 am 3:30 am
7am 5:30 am 9:30 am 6:30 pm 9:30 am 4:30 am
8am 6:30 am 10:30 am 7:30 pm 10:30 am 5:30 am
9am 7:30 am 11:30 am 8:30 pm 11:30 am 6:30 am
10am 8:30 am 12:30 pm 9:30 pm 12:30 pm 7:30 am
11am 9:30 am 1:30 pm 10:30 pm 1:30 pm 8:30 am
12pm (noon) 10:30 am 2:30 pm 11:30 pm 2:30 pm 9:30 am
1pm 11:30 am 3:30 pm 12:30 am 3:30 pm 10:30 am
2pm 12:30 pm 4:30 pm 1:30 am 4:30 pm 11:30 am
3pm 1:30 pm 5:30 pm 2:30 am 5:30 pm 12:30 pm
4pm 2:30 pm 6:30 pm 3:30 am 6:30 pm 1:30 pm
5pm 3:30 pm 7:30 pm 4:30 am 7:30 pm 2:30 pm
6pm 4:30 pm 8:30 pm 5:30 am 8:30 pm 3:30 pm
7pm 5:30 pm 9:30 pm 6:30 am 9:30 pm 4:30 pm
8pm 6:30 pm 10:30 pm 7:30 am 10:30 pm 5:30 pm
9pm 7:30 pm 11:30 pm 8:30 am 11:30 pm 6:30 pm
10pm 8:30 pm 12:30 am 9:30 am 12:30 am 7:30 pm
11pm 9:30 pm 1:30 am 10:30 am 1:30 am 8:30 pm
0:00 22:30 2:30 11:30 2:30 21:30
1:00 23:30 3:30 12:30 3:30 22:30
2:00 0:30 4:30 13:30 4:30 23:30
3:00 1:30 5:30 14:30 5:30 0:30
4:00 2:30 6:30 15:30 6:30 1:30
5:00 3:30 7:30 16:30 7:30 2:30
6:00 4:30 8:30 17:30 8:30 3:30
7:00 5:30 9:30 18:30 9:30 4:30
8:00 6:30 10:30 19:30 10:30 5:30
9:00 7:30 11:30 20:30 11:30 6:30
10:00 8:30 12:30 21:30 12:30 7:30
11:00 9:30 13:30 22:30 13:30 8:30
12:00 10:30 14:30 23:30 14:30 9:30
13:00 11:30 15:30 0:30 15:30 10:30
14:00 12:30 16:30 1:30 16:30 11:30
15:00 13:30 17:30 2:30 17:30 12:30
16:00 14:30 18:30 3:30 18:30 13:30
17:00 15:30 19:30 4:30 19:30 14:30
18:00 16:30 20:30 5:30 20:30 15:30
19:00 17:30 21:30 6:30 21:30 16:30
20:00 18:30 22:30 7:30 22:30 17:30
21:00 19:30 23:30 8:30 23:30 18:30
22:00 20:30 0:30 9:30 0:30 19:30
23:00 21:30 1:30 10:30 1:30 20:30

India Standard Time

Offset: IST is 5 hours and 30 minutes ahead Greenwich Mean Time (GMT) and is used in Asia

Countries: It is used in following countries: India

Principal Cities: The largest city in the IST timezone is Mumbai from India with population about 12.692 million people. Other major cities in the area are Delhi, Bangalore, Kolkata, Chennai

Daylight Saving: India Standard Time (IST) is not adjusted for daylight saving therefore IST remains the same through out the year. This means, unlike some time zones where the clock is set forward by one hour every summer and backward by one hour during winter to adjust for daylight saving, India Standard Time remains the same

IST Time Zone Geo Map
IST timezone map

IST representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • +0530 - basic
  • +05:30 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +0530 - sign character (+) followed by a four digit time providing hours (05) and minutes (30) of the offset. Indicates five hour and thirty minutes time differences to the east of the zero meridian.
IANA/Olson: Reflects IST time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • Asia/Calcutta
  • Asia/Kolkata
IST Abbreviation: Several time zones share IST abbreviation and it could refer to these time zones
  • India Standard Time - UTC +5:30
  • Irish Standard Time - UTC +1
  • Israel Standard Time - UTC +2
  • Iran Standard Time - UTC +3:30

Dubai Information

Time Zone

Abbreviation / Name
+04 -
GST - Gulf Standard Time
UTC / GMT Offset
+4:00 hours during , currently in use.
+4:00 hours during Gulf Standard Time.
Daylight Saving Time Change
0:00 hours - DST is NOT in use
Daylight Saving Time Starts
Also called Spring Forward or Summer Time.
Daylight Saving Time Ends
Also called Fall Back or switch to Winter Time.

Dubai Facts

Country
United Arab Emirates
Alternative Names
DXB, Dabei, Dibai, Dibay, Doubayi, Dubae, Dubai, Dubai City, Dubai emiraat, Dubaija, Dubaj, Dubajo, Dubajus, Dubay, Dubayy, Dubaï, Dubái, Dúbæ, Ehmirat Dubaj, Fort Dabei, Ntoumpai, dby, dbyy, di bai, dobai, du bai, duba'i, dubai, dubay, dubi, dwbyy, tupai, Ντουμπάι, Дубаи, Дубай, Эмірат Дубай, Դուբայի Էմիրություն, דובאי, דוביי, دبئی, دبى, دبي, دبی, دوبەی, دۇبائى, दुबई, দুবাই, துபை, దుబాయ్, ದುಬೈ, ദുബായ്, ดูไบ, დუბაი, ドバイ, 杜拜, 迪拜, 두바이
Population
2,956,587
Currency
Dirham (AED)
Geographic Coordinates
25° 04' N Latitude / 55° 18' E Longitude
International Dialing Code
+971

Manila Information

Time Zone

Abbreviation / Name
PST -
PHT - Philippine Time
UTC / GMT Offset
+8:00 hours during , currently in use.
+8:00 hours during Philippine Time.
Daylight Saving Time Change
0:00 hours - DST is NOT in use
Daylight Saving Time Starts
Also called Spring Forward or Summer Time.
Daylight Saving Time Ends
Also called Fall Back or switch to Winter Time.

Manila Facts

Country
Philippines
Alternative Names
City of Manila, Dakbayan sa Manila, Lungsod ng Maynila, MNL, Mainile, Manila, Manilae, Manilla, Manillah, Manille, Manilo, Manyl, Maníla, Maynila, Menila, ma ni la, manila, manilla, manira, manyl, manyla, mnila, mnylh, myanila, Μανίλα, Манилæ, Манила, Маніла, מנילה, مانىلا, مانيلا, مانیل, مانیلا, मनिला, मनीला, ম্যানিলা, மணிலா, ಮನಿಲ, මැනිලා, มนิลา, มะนิลา, མ་ནི་ལ།, မနီလာမြို့, მანილა, ማኒላ, マニラ, 马尼拉, 마닐라
Population
1,600,000
Currency
Peso (PHP)
Geographic Coordinates
14° 36' N Latitude / 120° 58' E Longitude
International Dialing Code
+63

San Francisco Information

Time Zone

Abbreviation / Name
PDT - Pacific Daylight Time
HNP - Heure Normale du Pacifique
UTC / GMT Offset
-7:00 hours during Pacific Daylight Time, currently in use.
-8:00 hours during Heure Normale du Pacifique.
Daylight Saving Time Change
+1:00 hour - DST is in use
Daylight Saving Time Starts
Daylight saving time clock moves forward for one hour from 2am to 3am Sunday, March 9, 2025 at 2:00 am local time. DST starts annually the on second Sunday of March. Clocks are turned forward 1 hour to Sunday, March 9, 2025, 3:00 am local daylight time instead. Also called Spring Forward or Summer Time.
Daylight Saving Time Ends
Daylight saving time clock moves back for one hour from 2am to 1am Sunday, November 2, 2025 at 2:00 am local time. DST ends annually the on first Sunday of November. Clocks are turned backward 1 hour to Sunday, November 2, 2025, 1:00 am local standard time instead. Also called Fall Back or switch to Winter Time.

San Francisco Facts

Country
USA
State
California
Alternative Names
Franciscopolis, Frisco, Kapalakiko, Khiu-kim-san, Khiu-kîm-sân, Lungsod ng San Francisco, New Albion, SF, SFO, San Francisco, San Franciscu, San Francisko, San Fransisco, San Fransiskas, San Fransisko, San Frantzisko, San Phransisko, San-Francisko, San-Francyska, San-Fransisko, Sanfrancisko, Sao Francisco, São Francisco, Yerba Buena, can pirancisko, jiu jin shan, saenpeulan, saenpeulansiseuko, saina pharansisako, saina phransisko, san f ran si s ko, san fan shi, san fransskw, san fransyskw, san fransyskۆ, san phransisko, sana phransisako ka'unti, sana phransisko, sanfuranshisuko, sena phransisko, sn prnsysqw, syana phransisko, Σαν Φρανσίσκο, Сан Франсиско, Сан Франциско, Сан-Франциско, Сан-Францыска, Сан-Франціско, Սան Ֆրանցիսկո, סאן פראנציסקא, סן פרנסיסקו, سان فرانسسکو, سان فرانسيسكو, سان فرانسیسکو, سان فرانسیسکۆ, सॅन फ्रान्सिस्को, सैन फ्रांसिस्को, स्यान फ्रान्सिस्को, সান ফ্রান্সিসকো কাউন্টি, সান ফ্রান্সিস্কো, ਸੈਨ ਫਰਾਂਸਿਸਕੋ, சான் பிரான்சிஸ்கோ, శాన్ ఫ్రాన్సిస్కో, സാൻ ഫ്രാൻസിസ്കോ, සැන් ෆ්‍රැන්සිස්කෝ, ซานฟรานซิสโก, སན་ཧྥུ་རན་སིས་ཁོ, ဆန်ဖရန်စစ္စကိုမြို့, სან-ფრანცისკო, サンフランシスコ, 三藩市, 旧金山, 舊金山, 샌프란, 샌프란시스코
Population
864,816
Currency
Dollar (USD)
Geographic Coordinates
37° 46' N Latitude / 122° 25' W Longitude
International Dialing Code
+1

China Standard Time

Offset: CST is 8 hours ahead Greenwich Mean Time (GMT) and is used in Asia

Countries: It is used in following countries: China, Macau, Taiwan

Principal Cities: The largest city in the CST timezone is Shanghai from China with population about 14.609 million people. Other major cities in the area are Zhumadian, Taipei, Beijing, Nanchong

Daylight Saving: China Standard Time (CST) is not adjusted for daylight saving therefore CST remains the same through out the year. This means, unlike some time zones where the clock is set forward by one hour every summer and backward by one hour during winter to adjust for daylight saving, China Standard Time remains the same

CST Time Zone Geo Map
CST timezone map

CST representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • +08 - basic short
  • +0800 - basic
  • +08:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +0800 - sign character (+) followed by a four digit time providing hours (08) and minutes (00) of the offset. Indicates eight hour and zero minutes time differences to the east of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Hotel - Military abbreviation for CST
  • H - short form of 'Hotel'
IANA/Olson: Reflects CST time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • Asia/Chongqing
  • Asia/Chungking
  • Asia/Harbin
  • Asia/Macao
  • Asia/Macau
  • Asia/Shanghai
  • Asia/Taipei
  • PRC
  • ROC
CST Abbreviation: Several time zones share CST abbreviation and it could refer to these time zones
  • Central Standard Time - UTC -6
  • China Standard Time - UTC +8
  • Cuba Standard Time - UTC -5
  • Colombia Standard Time - UTC -5
Time zones with the GMT +8 offset:
  • ACT - ASEAN Common Time
  • AWST - Australian Western Standard Time
  • BNT - Brunei Darussalam Time
  • CAST - Casey Time
  • CHOT - Choibalsan Time
  • CST - China Standard Time
  • H - Hotel Time Zone
  • HKT - Hong Kong Time
  • HOVST - Hovd Summer Time
  • IRKT - Irkutsk Time
  • KRAST - Krasnoyarsk Summer Time
  • MYT - Malaysia Time
  • PHT - Philippine Time
  • SGT - Singapore Time
  • ULAT - Ulaanbaatar Time
  • WITA - Central Indonesian Time

Manama Information

Time Zone

Abbreviation / Name
+03 -
UTC / GMT Offset
+3:00 hours during , currently in use.

Manama Facts

Country
Bahrain
Alternative Names
Al Manama, Al Manamah, Al Manāma, Al Manāmah, Al-Manama, Al-Manamah, Al-Manāmah, Maenamae, Manaama, Manam, Manama, Manamae, Manamah, Manameh, Manamo, Manáma, Manāma, Menama, Mename, Mänamä, WGF, aalmanamat, almnamh, almnamt, mai na ma, mai na mai, manama, mnamh, mnamہ, Μανάμα, Манамæ, Манама, Մանամա, מנאמה, المنامة, المنامه, اَلْمَنَامَة, منامه, منامہ, مەنامە, मनामा, মানামা, ਮਨਾਮਾ, ମାନାମା, மனாமா, മനാമ, มานามา, མ་ན་མ།, მანამა, ማናማ, マナーマ, 麥納瑪, 麦纳麦, 마나마
Population
147,074
Currency
Dinar (BHD)
Geographic Coordinates
26° 13' N Latitude / 50° 35' E Longitude
International Dialing Code
+973